Home / 62,468.28-93,682.80-20,905.56

Finding the Fourth Proportional to 62,468.28, 93,682.80 and 20,905.56

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Solution

The fourth proportional to 62,468.28, 93,682.80 and 20,905.56 is: 31,351.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,468.28 : 93,682.80 = 20,905.56 : x
  2. Step 2: Convert to fraction form
    62,468.28/93,682.80 = 20,905.56/x
  3. Step 3: Cross multiply
    62,468.28x = 93,682.80 × 20,905.56
  4. Step 4: Simplify right side
    62,468.28x = 1,958,491,396.37
  5. Step 5: Solve for x
    x = 1,958,491,396.37/62,468.28
  6. Step 6: Final answer
    x = 31,351.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.